197990900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{86083}}^1$

素因数の和:86120

約数の個数: 36

約数和(自身を含む): 448325472

約数和(自身を除く): 250334572

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 86083, 172166, 344332, 430415, 860830, 1721660, 1979909, 2152075, 3959818, 4304150, 7919636, 8608300, 9899545, 19799090, 39598180, 49497725, 98995450, 197990900]

約数ペア:

[(1, 197990900), (2, 98995450), (4, 49497725), (5, 39598180), (10, 19799090), (20, 9899545), (23, 8608300), (25, 7919636), (46, 4304150), (50, 3959818), (92, 2152075), (100, 1979909), (115, 1721660), (230, 860830), (460, 430415), (575, 344332), (1150, 172166), (2300, 86083)]